Free & Open Source Software
Showing 272 projects
Metabase
Business intelligence accessible to everyone
Firezone
Self-hosted VPN server
Discourse
Modern forum and community platform
Erxes
Open-source growth marketing platform
Mastodon
Free, open-source decentralized social media platform
GrowthBook
Open-source feature flagging and A/B testing platform.
Grafana
Open-source analytics and monitoring platform
Gravitl
WireGuard automation platform
ERPNext
Open-source ERP system
Manticoresearch
Lightning-fast search database engineered for performance
Cal.com
Open-source Calendly alternative
MindsDB
AI integration platform for enterprise databases
Formbricks
Open-source experience management
WordPress
Free CMS to create beautiful website and blog
AFFiNE
Open-source alternative to Notion and Miro
Airbyte
Open-source data integration platform
Cube.js
Open-source headless BI platform
Mattermost
Mission-critical collaboration for technical teams
Jenkins
Leading open-source automation server with extensive plugin support.
Home Assistant Core
Open home automation platform
BleachBit
System cleaner and privacy tool
Dub
Open-source link management platform
Authentik
Open-source Identity Provider
Gogs
Painless self-hosted Git service
Collabora Online
LibreOffice-based online office suite
Ceph
Distributed storage system
Brave Browser
Privacy-focused web browser
Neovim
Hyperextensible Vim-based text editor
Firefly III
Personal finance manager
Matomo
Web analytics platform respecting privacy
Apache APISIX
Cloud-native API gateway
MuseScore
Professional sheet music creation without cost
Budibase
Low-code platform for building internal tools
CiviCRM
Open-source CRM for nonprofits
Flipt
Enterprise-ready feature flag solution
Label Studio
Flexible data labeling for machine learning
ArangoDB
Multi-model database
Insomnia
Intuitive, multi-protocol API client for developers.
Minikube
Local Kubernetes environment for developers
Element
Secure collaboration and messaging
Ente
End-to-end encrypted photo storage
Graylog
Open-source platform for centralized log management.
MPV
Minimalist media player with powerful capabilities
Ghost
Professional publishing platform
CloudQuery
Open-source cloud asset inventory
Logseq
Privacy-first knowledge base with bidirectional linking
n8n
Workflow automation for technical teams
Gitea
Self-hosted Git service
Cerbos
Open-source authorization solution
Hestia
Lightweight, powerful, and open-source control panel.
Lightdash
Transform dbt models into business intelligence
FreeCAD
Open-source parametric 3D modeler
ClickHouse
Fast open-source OLAP database
Keycloak
Enterprise authentication made simple
Builder.io
AI-powered visual development platform
Dolibarr
Modern open-source ERP and CRM software
HumHub
Open Source Enterprise Social Network.
BookStack
Simple self-hosted wiki platform
ArmorPaint
3D PBR texture painting software
Blender
Free and open source 3D creation suite
ClearFlask
Product feedback and roadmap tool
LibreOffice
Complete office productivity suite without restrictions
CheckMK
Comprehensive IT monitoring solution
CrowdSec
Collaborative cybersecurity solution
Jellyfin
Stream your media from your own server.
Ever Gauzy
Open-source business management platform
Mixxx
Professional DJ software for live performances
GDevelop
Open-source game engine
Cortex
Horizontally scalable Prometheus
LMMS
Cross-platform digital audio workstation
InvoiceNinja
Manage invoices, quotes, projects, and time-tracking effortlessly.
Freeplane
Free mind mapping software
Grist
A modern, open-source spreadsheet-database hybrid.
Directus
Open data platform for managing content
Graphite
Design and photo editor in browser
Memgraph
Real-time graph analytics without complexity
Dragonfly
Modern in-memory datastore
Coolify
Self-hostable Heroku/Netlify alternative
Dgraph
Native GraphQL graph database
GoAccess
Real-time web log analyzer
Argos CI
Visual testing platform
MeshCentral
Web-based remote management for any device
Authelia
Single sign-on and two-factor authentication portal
NetBird
WireGuard overlay network with zero-trust access
Chatwoot
Open-source customer engagement platform
Cryptomator
Client-side encryption for cloud files
DBeaver
Universal database tool
HedgeDoc
Web-based, self-hosted, real-time markdown editor.
File Browser
Web-based file manager
Gatus
Automated service health dashboard
Deepset Haystack
LLM orchestration framework
Anki
Powerful intelligent flashcard program
Medusa Commerce
Composable commerce engine for developers
Navidrome
Self-hosted personal music streaming server
Huginn
Create agents to monitor and act online.
Appwrite
Open-source backend server
Jitsu
Build real-time data flows in minutes
Greenshot
Light-weight screenshot software for Windows.
HeidiSQL
Manage multiple databases with ease.
Fider
Platform for feedback and feature requests
Fusio
Open-source API management platform
FeatBit
Open-source feature flag service
Apache NiFi
Automate data flow between systems
MdBook
Static documentation generator from Markdown
FreeTube
Privacy-focused YouTube client
Headscale
Open-source, self-hosted Tailscale control server.
Buildbot
Python-based continuous integration framework
Audiobookshelf
Self-hosted audiobook and podcast server
Godot
Open-source game engine
BigBlueButton
Open-source web conferencing system
Mailspring
Desktop email client with productivity superpowers
Beekeeper Studio
Modern SQL editor and database manager
Misskey
Federated microblogging platform you can host
Kimai
Comprehensive time management solution
AVideo
Create your own video streaming platform
MyBB
Community forum software built by volunteers
CapRover
Free automated scalable PaaS
Friendica
Decentralized social network platform
Magento
Enterprise eCommerce platform with unlimited customization
Flyimg
On-the-fly image resizing and optimization microservice
EspoCRM
Open-source CRM for building customer loyalty
Flagsmith
Open-source feature flag platform
Dagster
Data orchestration platform
Kanboard
Visualize workflows with Kanban boards
NetBox
Network infrastructure documentation and automation
Lemmy
Federated social link aggregation network
Leantime
Goal-focused management for neurodivergent minds
Darktable
Open-source photography workflow and RAW developer
Bagisto
Free open-source Laravel eCommerce platform
Mautic
Marketing automation platform owned by you
Invidious
Privacy-focused YouTube front-end.
Automatisch
Open-source Zapier alternative
Hitobito
Open Source tool for managing members, events, and more.
Lost Pixel
Automated visual regression detection
Lobsters
Tech-focused link aggregation community
InfluxDB
Scalable datastore for metrics, events, and real-time analytics.
Docusaurus
Documentation website generator
ApostropheCMS
Content management for Node.js
Jitsi
Encrypted video meetings without limitations
Flax Engine
Multi-platform game engine
Ghidra
Software reverse engineering framework
Concrete CMS
Content management system
Corteza
Open-source low-code platform and Salesforce alternative
Crowd.dev
Open-source community and customer data platform
Forem
Platform for building modern communities
Audacity
Free open source audio editor and recorder
CryptPad
Encrypted collaboration suite
Appsmith
Open-source low-code platform
Filestash
Universal file manager
Movim
Decentralized social platform on XMPP
Dokku
Docker-powered mini-Heroku
CKAN
Open-source data portal platform
Lowdefy
Configure business applications using YAML
BoxyHQ
Open-source security building blocks
Flarum
Modern forum software
Berty
Secure peer-to-peer messaging app
Drone
Container-native CI/CD platform
Moodle
Customizable learning management system
LosslessCut
Trim videos and audio without re-encoding
Listmonk
High-performance newsletter delivery system
Fonoster
Open-source alternative to Twilio
MiroTalk
Browser-based video conferencing with maximum quality
Keila
Newsletter campaigns with privacy protection
Ballerine
Open-source infrastructure for user identity and risk management
Dyrectorio
Release management platform
GoatCounter
Privacy-friendly web analytics
ClamAV
Open-source antivirus engine
Hanko
Secure, scalable, and customizable authentication solution for developers.
Hoppscotch
An open-source alternative for API development.
Lago
Usage-based billing infrastructure
MeiliSearch
Instant search engine with sub-50ms responses
Etherpad
Real-time collaborative document editor
Kuzzle
Accelerate IoT development with ready-made backend
Neo4j
Graph database for connected data
LessPass
Generate passwords without storing them
MiroTalk P2P
Peer-to-peer video calls with end-to-end encryption
Draw.io
Free online diagram software
LibrePCB
Electronic design automation without complexity
AppFlowy
Open-source alternative to Notion
LineageOS
Extend device lifespan with customizable Android
DokuWiki
Simple to use wiki software
Apache Guacamole
Clientless remote desktop gateway
Ant Media Server
Scalable live video streaming server
ClassQuiz
Interactive quiz platform for education
LogChimp
Customer feedback management platform
Automa
Browser automation extension
Bundle.js
Online JavaScript bundler and package size analyzer
AuthPass
Password manager for mobile and desktop
Microweber
Visual website builder with integrated CMS
KitchenOwl
Smart grocery planning and recipe coordination
Aptabase
Open-source privacy-first analytics
CoyIM
Secure chat client for XMPP
Krayin
Enterprise CRM for growing businesses
Homebridge
HomeKit support for the impatient.
Akaunting
Free accounting software for small businesses
Aegis
Free and secure 2FA app for Android
Karate
Unified framework for all testing needs
FileGator
Powerful multi-user file manager
Cinny
Matrix client for desktop and web
KeePassXC
Store passwords locally with military-grade encryption
FileCentipede
Universal file upload/download manager
Astuto
Self-hosted customer feedback tool
Cachet
Open-source status page system
Illa
Low-code platform for business apps.
MinIO
S3-compatible object storage for modern infrastructure
LinkAce
Bookmark manager with automatic archiving
Inlang
A comprehensive SDK for globalization and change control.
Milkman
Extensible request workbench for developers
Images.weserv.nl
Manipulate images on-the-fly with a global cache.
Exoframe
Self-hosted deployment tool
Modulz
Design systems with production-ready components
Ackee
Self-hosted analytics tool for those who care about privacy
Briefing
Modern video conferencing solution
Fief
Open-source authentication platform
Kalker
Advanced calculator with programming capabilities
JanusGraph
Scalable distributed graph database optimized for large-scale data storage and querying.
Bangle.io
Local-first note-taking app
Dendron
Open-source local-first knowledge management
Fritzing
Electronics design automation software
Flowchart.fun
Generate flowcharts from text
Lokinet
Anonymous internet through onion routing
ActivityWatch
The best free and open-source automated time tracker
Chaskiq
Open-source messaging platform for customer engagement
Appbase
Search UI components for Elasticsearch
Natron
Node-based compositor for visual effects
Boost Note
Open-source markdown editor for developers
Buttercup
Free cross-platform password manager
Clipperz
Zero-knowledge online password manager
Matano
Cloud-native security data lake on AWS
Modrinth
Minecraft content marketplace for creators
LBRY SDK
Decentralized content platform powered by blockchain
LinkFree
Consolidate your online presence in one hub
SendPortal
Free Open-source self-hosted email marketing application
Myrtille
HTML5 gateway for RDP and SSH
BoxBilling
Automated billing and client management
Featurebase
Product feedback and roadmap platform
Cabal Desktop
P2P community chat platform
Fathom Analytics
Privacy-first website analytics
Jam
Host mini conferences with friends and communities.
Glimesh
Community-built live streaming platform
Kontalk
Community-powered encrypted messaging
ActiveWorkflow
Open source workflow automation platform
MetriQL
Headless metrics layer for consistent analytics
Helpy
Open source helpdesk software for secure, multi-channel support.
Kindmetrics
Ethical website insights without tracking
Atom
Hackable text editor for the 21st century
Leaflet
Minimalist note-taking integrated with POSP
Curiefense
Cloud-native application security platform
Grouparoo
Syncs data between your warehouse and cloud tools.
Flynn
Open-source PaaS
Laverna
Private notes with encryption and Markdown
Baserow
Open-source no-code database
Bitwarden
Open-source password manager
ClickVote
Simple voting and polling tool
Cloudogu Ecosystem
Self-hosted DevOps platform
Codeberg
Free alternative to GitHub
Commento
Lightweight comment platform
Countly
Product analytics platform
Focalboard
Open-source alternative to Trello, Notion, and Asana
Fosscord
Open-source Discord-compatible chat platform
GIMP
GNU Image Manipulation Program
GitLab
Complete DevOps platform
GoToSocial
Lightweight ActivityPub server
GrapheneOS
Privacy and security focused mobile OS
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Kdenlive
Professional video editing for everyone
Inkscape
Free, powerful vector graphics editor
Isso
Isso: a Disqus alternative for comments.
Krita
Professional digital painting tools for artists
Jina.ai
Build cloud-native multimodal AI applications effortlessly.
Kukkee
Coordinate schedules effortlessly through voting
MLCraft
Production semantic layer built on Cube.js